QSFP-40G-CU-3M

Product Overview

• - 40‑Gigabit QSFP+ Direct Attach Copper Cable (DAC)
• - Passive copper design for short‑range high‑speed connections
• - Length: 3 meters
• - Ideal for switch‑to‑switch or switch‑to‑server 40G uplinks
• - Cost‑effective alternative to 40G optical modules

2. Technical Specifications

• • Cable Type: QSFP+ to QSFP+ DAC
• • Data Rate: 40 Gbps
• • Cable Length: 3 meters
• • Cable Composition: Passive copper
• • Connector Type: QSFP+ (both ends)
• • Standard Compliance: 40GBASE‑CR4 / IEEE 802.3ba
• • Lane Structure: 4 × 10G parallel lanes

3. Performance

• • Ultra‑low latency electrical link
• • Very low power consumption (<0.1W typical)
• • High signal integrity for 40G across 3 meters
• • EMI‑optimized copper construction

4. Hardware Compatibility

• • Works with QSFP+ ports on switches, servers, and storage devices
• • Plug‑and‑play operation
• • Supports platforms requiring passive copper QSFP+ cables

5. Environmental Specifications

• • Operating Temperature: 0°C to +70°C
• • Storage Temperature: −40°C to +85°C
• • Humidity: 10–90% non‑condensing

6. Use Cases

• • In‑rack 40G connectivity
• • Short‑distance switch‑to‑switch links
• • High‑bandwidth datacenter interconnects
• • HPC (High‑Performance Computing) cluster links